Vulnerability Monitor

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CVE-2021-43311

A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5382.

Published

2023-03-24T20:15:08.223

Last Modified

2025-04-11T12:27:55.013

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-119
  • Type: Primary
    CWE-787
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application upx upx < 4.0.0 Yes
References